root / hw / r2d.c @ c596defd
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1 | 0d78f544 | ths | /*
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2 | 0d78f544 | ths | * Renesas SH7751R R2D-PLUS emulation
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3 | 0d78f544 | ths | *
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4 | 0d78f544 | ths | * Copyright (c) 2007 Magnus Damm
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5 | 0d78f544 | ths | *
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6 | 0d78f544 | ths | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 0d78f544 | ths | * of this software and associated documentation files (the "Software"), to deal
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8 | 0d78f544 | ths | * in the Software without restriction, including without limitation the rights
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9 | 0d78f544 | ths | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 0d78f544 | ths | * copies of the Software, and to permit persons to whom the Software is
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11 | 0d78f544 | ths | * furnished to do so, subject to the following conditions:
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12 | 0d78f544 | ths | *
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13 | 0d78f544 | ths | * The above copyright notice and this permission notice shall be included in
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14 | 0d78f544 | ths | * all copies or substantial portions of the Software.
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15 | 0d78f544 | ths | *
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16 | 0d78f544 | ths | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 0d78f544 | ths | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 0d78f544 | ths | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 0d78f544 | ths | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 0d78f544 | ths | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 0d78f544 | ths | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 0d78f544 | ths | * THE SOFTWARE.
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23 | 0d78f544 | ths | */
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24 | 0d78f544 | ths | |
25 | 87ecb68b | pbrook | #include "hw.h" |
26 | 87ecb68b | pbrook | #include "sh.h" |
27 | 87ecb68b | pbrook | #include "sysemu.h" |
28 | 87ecb68b | pbrook | #include "boards.h" |
29 | 0d78f544 | ths | |
30 | 0d78f544 | ths | #define SDRAM_BASE 0x0c000000 /* Physical location of SDRAM: Area 3 */ |
31 | 0d78f544 | ths | #define SDRAM_SIZE 0x04000000 |
32 | 0d78f544 | ths | |
33 | 00f82b8a | aurel32 | static void r2d_init(ram_addr_t ram_size, int vga_ram_size, |
34 | b881c2c6 | blueswir1 | const char *boot_device, DisplayState * ds, |
35 | 0d78f544 | ths | const char *kernel_filename, const char *kernel_cmdline, |
36 | 0d78f544 | ths | const char *initrd_filename, const char *cpu_model) |
37 | 0d78f544 | ths | { |
38 | 0d78f544 | ths | CPUState *env; |
39 | 0d78f544 | ths | struct SH7750State *s;
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40 | 0d78f544 | ths | |
41 | aaed909a | bellard | if (!cpu_model)
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42 | aaed909a | bellard | cpu_model = "any";
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43 | aaed909a | bellard | |
44 | aaed909a | bellard | env = cpu_init(cpu_model); |
45 | aaed909a | bellard | if (!env) {
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46 | aaed909a | bellard | fprintf(stderr, "Unable to find CPU definition\n");
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47 | aaed909a | bellard | exit(1);
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48 | aaed909a | bellard | } |
49 | 0d78f544 | ths | |
50 | 0d78f544 | ths | /* Allocate memory space */
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51 | 0d78f544 | ths | cpu_register_physical_memory(SDRAM_BASE, SDRAM_SIZE, 0);
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52 | 0d78f544 | ths | /* Register peripherals */
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53 | 0d78f544 | ths | s = sh7750_init(env); |
54 | 0d78f544 | ths | /* Todo: register on board registers */
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55 | 0d78f544 | ths | { |
56 | 0d78f544 | ths | int kernel_size;
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57 | 0d78f544 | ths | |
58 | 0d78f544 | ths | kernel_size = load_image(kernel_filename, phys_ram_base); |
59 | 0d78f544 | ths | |
60 | 0d78f544 | ths | if (kernel_size < 0) { |
61 | 0d78f544 | ths | fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename);
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62 | 0d78f544 | ths | exit(1);
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63 | 0d78f544 | ths | } |
64 | 0d78f544 | ths | |
65 | 0d78f544 | ths | env->pc = SDRAM_BASE | 0xa0000000; /* Start from P2 area */ |
66 | 0d78f544 | ths | } |
67 | 0d78f544 | ths | } |
68 | 0d78f544 | ths | |
69 | 0d78f544 | ths | QEMUMachine r2d_machine = { |
70 | 0d78f544 | ths | "r2d",
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71 | 0d78f544 | ths | "r2d-plus board",
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72 | 7fb4fdcf | balrog | r2d_init, |
73 | 7fb4fdcf | balrog | SDRAM_SIZE | RAMSIZE_FIXED |
74 | 0d78f544 | ths | }; |